IDENTIFIERS

  • Current Taxon Name (Soil Name): Alred
  • OSD
  • Series Extent
  • User Site ID: 1997MO203043M
  • User Pedon ID: 1997MO203043M
  • User Site Association ID: 8628
  • Transect:
  • Transect Stop Number - 12
  • Transect Interval - 200.0
  • Lab Information:
  • Certified Lab Pedon Description - yes
  • Lab Source ID - MCL
  • Lab Pedon # - M9761343
  • NCSS Pedon Lab Data NASIS Record ID - 31666
  • Print Date: 2/16/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 37.1629417
  • Std. Longitude: -91.1719222
  • Datum: WGS84
  • State: Missouri
  • County: MO203—Shannon
  • MLRA: 116A—Ozark Highland
  • Non-MLRA Soil Survey Area: MO203—Shannon County, Missouri
  • 7.5 Minute USGS Quad: 37091-B2—Powder Mill Ferry, Missouri

    • PEDON

  • Describers Name: RLT, BM, MS,
  • Current Taxonomic Class: Loamy-skeletal over clayey, mixed, semiactive, mesic Typic Paleudalfs
  • Current Taxon Kind: taxadjunct
  • Pedon Type: classifies to current taxon name, full description
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Alred
  • PSC - 20 to 100 cm.
  • Classificaton Date - 3/8/2011
  • Soil Taxonomic Edition - eighth edition
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Alred
  • Taxonomic Class - Loamy-skeletal over clayey, siliceous, semiactive, mesic Typic Paleudalfs
  • Taxon Kind - series
  • PSC - 20 to 100 cm.
  • Classificaton Date - 7/22/1997
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 28 percent of Percent clay in the control section and 64 percent of Percent clay in the control section and 44 Percent rock fragments in the control section (vol) and 9 Percent rock fragments in the control section (vol)


    • SITE

  • Parent Material: residuum weathered from dolomite
  • Landscape: hills
  • Landform: hill
  • Geomorphic Component Hills: side slope
  • Hill Slope Profile: backslope
  • Slope Shape Across: convex
  • Slope Shape Down: linear
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 7/22/1997 (actual site observation date)
  • Air Photo ID: 15
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    strongly contrasting particle size class

    0—20

    20—203

    58—

    —-

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    24

    —

    —

    195

    —

    23

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    A—0 to 10 centimeters (0.0 to 3.9 inches); very dark grayish brown (10YR 3/2) extremely gravelly silt loam; weak fine granular structure; very friable; 7.0 fine to coarse roots; 7.0 fine and medium interstitial and tubular pores; 1 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 60 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; moderately acid, pH 5.7, hellige-truog; clear smooth boundary. Lab sample # MU059463
    E—10 to 20 centimeters (3.9 to 7.9 inches); pale brown (10YR 6/3) very gravelly silt loam; moderate medium granular structure; very friable; 7.0 fine to coarse roots; 7.0 fine and medium tubular and 1.0 coarse tubular pores; 35 percent distinct dark grayish brown (10YR 4/2), moist, organic stains on faces of peds; 1 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 45 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.8, hellige-truog; clear wavy boundary. Lab sample # MU059464
    Bt1—20 to 36 centimeters (7.9 to 14.2 inches); 50 percent pale brown (10YR 6/3) and 50 percent reddish yellow (7.5YR 6/6) very gravelly silt loam; weak fine subangular blocky structure; friable; 7.0 fine to coarse roots; 7.0 fine to coarse tubular pores; 15 percent distinct yellowish red (5YR 5/8), moist, clay films on faces of peds; 10 percent by volume nonflat indurated 75-162-250 millimeter chert fragments and 55 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.7, hellige-truog; clear wavy boundary. Lab sample # MU059465
    Bt2—36 to 58 centimeters (14.2 to 22.8 inches); red (2.5YR 5/6) gravelly silty clay loam; moderate medium subangular blocky structure; firm; 3.0 fine and medium roots and 0.1 coarse roots; 7.0 fine and medium tubular and 3.0 coarse tubular pores; 15 percent distinct red (2.5YR 4/8), moist, clay films on rock fragments and 35 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds and 35 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 30 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 4.9, hellige-truog; clear smooth boundary. Lab sample # MU059466
    2Bt3—58 to 91 centimeters (22.8 to 35.8 inches); red (2.5YR 4/8) clay; moderate medium subangular blocky structure; firm; 3.0 fine and medium roots and 0.1 coarse roots; 7.0 fine and medium tubular pores; 15 percent distinct pale brown (10YR 6/3), moist, silt coats on faces of peds and 75 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU059467
    2Bt4—91 to 119 centimeters (35.8 to 46.9 inches); red (2.5YR 4/6) clay; moderate medium subangular blocky structure; firm; 3.0 fine and medium roots; 7.0 fine and medium tubular pores; 15 percent distinct brown (7.5YR 5/4), moist, clay films on faces of peds and 15 percent distinct reddish brown (5YR 5/4), moist, clay films in root channels and/or pores and 75 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; 5 percent by volume nonflat indurated 2-40-75 millimeter chert fragments; very strongly acid, pH 5.0, hellige-truog; clear smooth boundary. Lab sample # MU059468
    2Bt5—119 to 173 centimeters (46.9 to 68.1 inches); red (10R 4/6) clay; moderate medium subangular blocky structure; very firm; 3.0 fine and medium roots and 0.1 coarse roots; 7.0 fine tubular pores; 15 percent distinct reddish brown (5YR 5/4), moist, clay films on faces of peds and 35 percent distinct brown (7.5YR 5/4), moist, clay films on faces of peds and 75 percent distinct red (2.5YR 4/6), moist, clay films on faces of peds; fragments; very strongly acid, pH 5.0, hellige-truog; gradual wavy boundary. Lab sample # MU059469
    2Bt6—173 to 203 centimeters (68.1 to 79.9 inches); red (2.5YR 4/6) clay; strong medium subangular blocky structure; very firm; 0.1 fine and medium roots; 7.0 fine tubular pores; 35 percent distinct reddish brown (2.5YR 4/4), moist, nonintersecting slickensides on faces of peds and 35 percent distinct black (N 2/0), moist, manganese or iron-manganese stains on faces of peds and 75 percent distinct reddish brown (2.5YR 4/4), moist, clay films on faces of peds; fragments; strongly acid, pH 5.2, hellige-truog. Lab sample # MU059470